how do i start leanrning juniper and imperva?

i trying to enter the security world and they damand knowlegh HANDS-ON on many popular product

i working to get my cissp, but as i mentioned above many componies damand knowlegh in popular product (which i dont have in my correct job)

while i manage to find good learnning matirial for cisco and checkpoint (mostly in the forum of video such as cbt nuggets and download packet tracker for cisco and the trial of checkpoint combined with there trail software) ,

i didnt managed to find good matirial ( and i hate books/ pdf's) for juniper and imperva.

can u please redirect me and advise how to learn above juniper and imperva?

if there are video's like cbt and simulator like virual machine is the best